Santo Parningotan Hutapea | Full-Stack Developer & Data Analyst

Full-Stack & Data Science

Data Science Undergraduate at Universitas Terbuka based in Bogor. Operating as a Full-Stack Web Developer and Full-Stack Data Analyst. Capable of building scalable web applications (Go, Next.js, React, Supabase, Laravel) and end-to-end data pipelines (SQL extraction, Python statistical modeling, Tableau BI).

Bogor, ID

santoph13@gmail.com

github.com/santoph13

View Featured Work Interactive SQL Demo

Core Stack:

                    const developer = {

                      name: "Santo Parningotan",

                      role: "Full-Stack & Data Science",

                      location: "Bogor, ID"

                    };

Capabilities

Technical Toolkit

Structured tech stack and libraries I leverage across full-stack software development, data science, and AI pipelines.

💻 Full-Stack Web Development

Go (Golang) Next.js React TypeScript Tailwind CSS Supabase JavaScript (ES6+) HTML5 CSS3 Three.js GSAP Chart.js Laravel

📊 Data Analytics & Data Science

Python Pandas NumPy Statsmodels PostgreSQL MySQL phpMyAdmin SQLite DuckDB Tableau BI Advanced Excel Matplotlib

🤖 AI & Generative AI

Gemini API LLM Integration AI Workflows

🛠️ Tools & Infrastructure

Git & GitHub Vercel Node.js RESTful API Linux

Interactive Engine

Live Data Query Engine

Click any business scenario below to test real-time analytical SQL query execution.

production_db.sql

-- Select a scenario to render SQL script

Database execution output will be displayed here...

Academic Background

Education

Universitas Terbuka 2025 — Present

Bachelor of Science in Data Science | Bogor, Indonesia

Core Coursework: Database Systems (SQL), Applied Linear Models, Data Structures & Algorithms, Object-Oriented Programming (Python/Java), and Statistical Inference.

Career History

Experience

Social Media & Operations Specialist 2019 — 2023

Freelance / Contract

Analyzed metric performance via Meta Business Suite to scale organic account reach up to 70,000 followers.
Formulated content strategy based on audience retention patterns, averaging 10,000 engagements per post.

Multimedia & Broadcasting Staff 2020 — 2021

Part-time | Bogor, Indonesia

Managed OBS Studio streaming setups, network routing, and hardware troubleshooting ensuring continuous zero downtime live broadcasts.

Portfolio

Featured Projects

A list of full-stack web applications, automated binary parsers, econometric modeling, and enterprise BI dashboards.

01 / Modern POS System (Forge Barber) Full-Stack Web App & Deployment

Developed a production-ready Point of Sale (POS) system for barbershop operations. Features service catalog management, product retail tracking, clean transaction processing, real-time analytics dashboard, and automated database cleanup procedures for client handover.

Next.js Supabase Go Vercel REST API Tailwind CSS

View Source Code

02 / Full-Stack Vape Store POS & Financial System Web Application & Analytics

Engineered a role-based POS web system (Owner vs Cashier) designed to optimize inventory tracking for complex vape variants (nicotine levels, ohm resistance) and real-time Net Profit/COGS calculation. Features fast-tap cashier interface, multi-payment tracking (Cash, QRIS, BCA Transfer), and automated daily sales analytics.

Laravel MySQL Tailwind CSS Node.js Chart.js

View Source Code

03 / ECU Hexadecimal Data Parser & 3D Mapping Hex-to-Matrix Automation

Extracted raw binary memory dumps from vehicle ECU flash memory. Developed automated Python scripts using byte-pattern matching to convert raw hexadecimal data into structured numerical matrices for interactive 3D surface visualizations.

Python NumPy Matplotlib Binary Parsing

View Source Code

04 / Econometric Logistic Regression (SUSENAS BPS) McFadden Pseudo R²: 60.8%

Constructed a Multiple Logistic Regression econometric model using Pandas and Statsmodels to predict household vehicle asset ownership. Processed thousands of micro-sample rows from BPS national survey data, performing data cleaning, outlier removal, and multicollinearity diagnostics.

Python Statsmodels Pandas Inference Stats

View Notebook

05 / Enterprise BI Dashboard & Automation 80% Reporting Automation

Designed interactive business intelligence dashboards in Tableau Desktop to track operational KPIs. Integrated complex Excel matrix functions (XLOOKUP, INDEX/MATCH, Pivot Tables) to streamline periodic reporting workflows.

Tableau BI Advanced Excel KPI Optimization

Verified Credentials

Certifications

Intro to Data Analytics

RevoU (2026)

Key Learnings: Core data analytics lifecycle, data storytelling framework, exploratory data analysis (EDA), and business case study metrics.

Tableau Desktop Fundamentals

Zenith Academy (2025)

Key Learnings: Data source modeling, calculated fields, dynamic parameters, interactive dashboard design, and visual analytics.

Snowflake Discover AI

Snowflake (2026)

Key Learnings: Cloud data lakehouse architecture, scalable AI-driven data pipelines, and distributed data warehousing.

Chinese for HSK 1

Peking University / Coursera (2026)

Key Learnings: Mandarin Chinese communication proficiency, Pinyin phonetics, structural vocabulary, and HSK 1 grammar.

First Step Korean

Yonsei University / Coursera (2026)

Key Learnings: Foundational Korean language skills, Hangul writing/reading system, everyday expressions, and conversational structures.

Communication

Languages

Indonesian

Native / Fluent

English

Professional

Spanish

Basic / Elementary

Korean

Basic (Yonsei Cert)

Mandarin

Basic (HSK 1 / Peking)

German

Basic / Elementary